-- @testpoint: opengauss关键字Identified(非保留)，作为函数名，部分测试点合理报错

--关键字不带引号-成功
drop function if exists Identified;
create function Identified(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
drop function if exists Identified;

--关键字带双引号-成功
drop function if exists "Identified";
create function "Identified"(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
drop function if exists "Identified";

--关键字带单引号-合理报错
drop function if exists 'Identified';
create function 'Identified'(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/

--关键字带反引号-合理报错
drop function if exists `Identified`;
create function `Identified`(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/